Blue star vs Lesser Smoothcap

Amsonia orientalis compared with Atrichum angustatum

Key Differences

• Blue star is Critically Endangered while Lesser Smoothcap is Vulnerable.

Taxonomic Classification

Rank	Blue star	Lesser Smoothcap
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Bryophyta
Class	Magnoliopsida (Dicots)	Polytrichopsida (Polytrichopsida)
Order	Gentianales (Gentianales)	Polytrichales (Polytrichales)
Family	Apocynaceae	Polytrichaceae
Genus	Amsonia	Atrichum
Species	Amsonia orientalis	Atrichum angustatum

Evolutionary Relationship

Blue star and Lesser Smoothcap share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Blue star

CR — Critically Endangered

Lesser Smoothcap

VU — Vulnerable

Physical Characteristics

Attribute	Blue star	Lesser Smoothcap
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue star

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Lesser Smoothcap

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Blue star

The Blue star (Amsonia orientalis) is a species in the genus Amsonia. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.